When oil prices fluctuate globally, the BAF is imposed to basic ocean freight to stabilize the cost of freight. BAF has derived from the term bunker (fuel storage containers). Such surcharge is added up on the ocean freight by shipping companies to supplement fuel factor costs and termed as BAF.
Popular Answers. 1  A phase, or state of matter, is a domain within a many-body system within which relevant physical properties are uniform. Relevant properties may include chemical composition, stoichiometry, and density, which do not reflect how the components are arranged in space.
Definition of phase for Students. 1  1 : a step or part in a series of events or actions : stage I have completed the first phase of my training. 2  2 : the way that the moon or a planet looks to the eye at any time in its series of changes with respect to how it shines The new moon and the full moon are two phases of the moon.